quat

these r the only questions for the new commers to this thread i have collected some of them
1) -1y-x and y-x3) was easy i m not remeber it.
4)it is from quant thred discussed many times ans is 812
5) DI question my god dam hard i spend almost 7 min to find the ans the ans is 6500
6) DI ans is 1/4
7)probablity question : they have given 3 bags all have red and white marbles: in first bag 4r n 6w second bag : 5r , 6w and third bag 5 red 5 w , they asked: if one marble is taken from first bag and tarsfer to second bag what is the probablity that it is red?( they gave numbers to the bag so no need of third bag it is just for confusion)

the ans is :(4c1/10c1 * 6c1/12c1)+ (6c1/10c1 * 5c1/12c1)

8)DI EASY ......
9)DI
10&11) DI it is of the car buyers 1st ans 450 and second answer don't remember
12)that percentile question (rosa) i m still confused marked it as d but i m not sure
13) dame easy a: (-7)^(-2) b:0
14) t is the question of trinagle inscribed in hexagon and find the area of the shaded region ans is 12 root 3
15)this is the most time difficult question of my quant it is the word problem and it is about 10 lines long i have to read 4 times to even understand it but finally i got the ans and ans is 4 (im sure about this ans)
16)then 4 or 5 question from the feedback which r easy
how many of the cubes are eqqual to the no of squares!!
ANS:12

a 5-ltrs jug contains 4-ltrs of salt water solution that is 15% salt..if 1.5 ltrs of solution spills out of the jug,,n the jug is then filled to capacity wth water,,approximately what % of resulting solution in the jug is salt?
a)71/2 % b)93/8 % c)101/2 % d) 12% e)15%
ans 12% posted by sme1

integer (x - 1) is a prime number between 40 and 50.
Column A: The sum of all different prime factors of x
Column B:14answer will be D

concider 41,43,47 as prime no’s……tthen x=4